SQL Injection in Socket Socket.io-Parser
CVE-2022-2421
Due to improper type validation in attachment parsing the Socket.io js library, it is possible to overwrite the _placeholder object which allows an attacker to place references to functions at arbitrary places in the resulting query object.
Vulnerability class: SQL Injection
EPSS: 0.011 (62.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Socket Socket.io-parser
- Socket.io Socket.io-parser — versions 4.x
Weakness classification (CWE)
Public proof-of-concept exploits
References
- csirt@divd.nl (Third Party Advisory, third-party-advisory)
- csirt@divd.nl (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2022-2421?
- CVE-2022-2421 is a critical-severity vulnerability in Socket Socket.io-Parser, classified under SQL Injection. CVSS score: 10.0/10. Published 2022-10-26.
- How severe is CVE-2022-2421?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2022-2421 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.